Ingrid Weiersbye Books

Roberts Birds of Southern Africa

By Austin Roberts

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Birds Of Botswana

By Peter Hancock, Ingrid Weiersbye

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Here Is The Ultimate Field Guide To Botswana's Stunningly Diverse Birdlife. Covering All 597 Species Recorded To Date, Birds Of Botswana Features More Than 1,200 Superb Color Illustrations, Detaile...

Birds Of Botswana

By Peter Hancock, Ingrid Weiersbye, Peter Hancock; Ingrid Weiersbye

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The definitive field guide to the birds of Botswana Here is the ultimate field guide to Botswana's stunningly diverse birdlife. Covering all 597 species recorded to date, Birds of Botswana features...

Roberts Bird Guide 2nd Edition

By Hugh Chittenden, Guy Upfold

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Roberts Bird Guide

By Hugh Chittenden, Ingrid Weiersbye, Greg Davies

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Roberts Voelgids AFRIKAANS

By Hugh Chittenden, Ingrid Weiersbye, Greg Davies

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.